Finding the Fourth Proportional to 2,849.18, 4,273.46 and 769.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,849.18 : 4,273.46 = 769.38 : x
2. Step 2: Convert to fraction form
   2,849.18/4,273.46 = 769.38/x
3. Step 3: Cross multiply
   2,849.18x = 4,273.46 × 769.38
4. Step 4: Simplify right side
   2,849.18x = 3,287,914.65
5. Step 5: Solve for x
   x = 3,287,914.65/2,849.18
6. Step 6: Final answer
   x = 1,153.99